*SUPPORT*
IN: fep gazzer OUT: RED BLUE
IN: lug wif blicket gazzer wif OUT: YELLOW GREEN GREEN BLUE GREEN
IN: fep fep lug fep tufa OUT: RED RED YELLOW RED RED RED YELLOW RED
IN: fep lug OUT: RED YELLOW
IN: wif OUT: GREEN
IN: gazzer fep zup lug OUT: YELLOW BLUE RED BLUE RED YELLOW
IN: gazzer blicket fep OUT: BLUE BLUE RED
IN: lug OUT: YELLOW
IN: gazzer zup wif OUT: GREEN BLUE BLUE GREEN
IN: gazzer blicket lug OUT: BLUE BLUE YELLOW
IN: fep lug wif OUT: RED YELLOW GREEN
IN: lug blicket gazzer zup wif OUT: YELLOW YELLOW GREEN BLUE BLUE GREEN
IN: lug tufa OUT: YELLOW YELLOW
IN: fep tufa OUT: RED RED

*QUERY*
IN: gazzer blicket gazzer tufa OUT: BLUE BLUE BLUE BLUE BLUE BLUE
IN: gazzer tufa tufa OUT: BLUE BLUE BLUE BLUE
IN: lug blicket gazzer zup fep OUT: YELLOW YELLOW RED BLUE BLUE RED
IN: gazzer zup wif wif OUT: GREEN GREEN BLUE BLUE GREEN GREEN
IN: gazzer OUT: BLUE
IN: wif tufa OUT: GREEN GREEN
IN: fep blicket lug blicket lug OUT: RED RED YELLOW YELLOW YELLOW
IN: fep zup fep OUT: RED RED RED RED
IN: fep OUT: RED
IN: wif blicket fep OUT: GREEN GREEN RED

*GRAMMAR*
wif -> GREEN 
 lug -> YELLOW 
 fep -> RED 
 gazzer -> BLUE 
 x1 tufa -> [x1] [x1] 
 u1 blicket x1 -> [u1] [u1] [x1] 
 x1 zup x2 -> [x2] [x1] [x1] [x2] 
 u1 x1 -> [u1] [x1] 
 